Sammy opened a college savings account. She opened the account with $85, and then deposited $45 each month. Which equation best models the relationship between m, the
number of monthly deposits Sammy made, and S, the total amount in Sammy's college savings
account?
A. s= 85m - 45
B. s=45m - 85
C. s= 85m + 45
D. s= 45m + 85

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?